int client(int argc,char *argv[]) {
xbt_ex_t e;
gras_socket_t toserver=NULL; /* peer */
+ int connected = 0;
gras_socket_t from;
xbt_matrix_t request[2], answer;
INFO2("Launch client (server on %s:%d)",host,port);
- /* 3. Wait for the server startup */
- gras_os_sleep(1);
-
- /* 4. Create a socket to speak to the server */
- TRY {
- toserver=gras_socket_client(host,port);
- } CATCH(e) {
- RETHROW0("Unable to connect to the server: %s");
+ /* 3. Create a socket to speak to the server */
+ while (!connected) {
+ TRY {
+ toserver=gras_socket_client(host,port);
+ connected=1;
+ } CATCH(e) {
+ if (e.category != system_error)
+ RETHROW0("Unable to connect to the server: %s");
+ xbt_ex_free(e);
+ gras_os_sleep(0.05);
+ }
}
INFO2("Connected to %s:%d.",host,port);
- /* 5. Register the messages (before use) */
+ /* 4. Register the messages (before use) */
mmrpc_register_messages();
- /* 6. Keep the user informed of what's going on */
+ /* 5. Keep the user informed of what's going on */
INFO2(">>>>>>>> Connected to server which is on %s:%d <<<<<<<<",
gras_socket_peer_name(toserver),gras_socket_peer_port(toserver));
- /* 7. Prepare and send the request to the server */
+ /* 6. Prepare and send the request to the server */
request[0] = xbt_matrix_double_new_id(MATSIZE,MATSIZE);
request[1] = xbt_matrix_double_new_rand(MATSIZE,MATSIZE);
INFO2(">>>>>>>> Request sent to %s:%d <<<<<<<<",
gras_socket_peer_name(toserver),gras_socket_peer_port(toserver));
- /* 8. Wait for the answer from the server, and deal with issues */
+ /* 7. Wait for the answer from the server, and deal with issues */
gras_msg_wait(6000,"answer",&from,&answer);
/*
xbt_matrix_get_as(answer,i,j,double),i,j,
xbt_matrix_get_as(request[1],i,j,double));
- /* 9. Keep the user informed of what's going on, again */
+ /* 8. Keep the user informed of what's going on, again */
INFO2(">>>>>>>> Got answer from %s:%d (values are right) <<<<<<<<",
gras_socket_peer_name(from),gras_socket_peer_port(from));
- /* 10. Free the allocated resources, and shut GRAS down */
+ /* 9. Free the allocated resources, and shut GRAS down */
xbt_matrix_free(request[1]);
xbt_matrix_free(answer);
gras_socket_close(toserver);
$ $SG_TEST_EXENV ./mmrpc_simulator$EXEEXT ${srcdir:=.}/../../msg/small_platform.xml ${srcdir:=.}/mmrpc.xml
> [Tremblay:server:(1) 0.000000] [MatMult/INFO] Launch server (port=4000)
> [Fafard:client:(2) 0.000000] [MatMult/INFO] Launch client (server on Tremblay:4000)
-> [Fafard:client:(2) 1.000000] [MatMult/INFO] Connected to Tremblay:4000.
-> [Fafard:client:(2) 1.000000] [MatMult/INFO] >>>>>>>> Connected to server which is on Tremblay:4000 <<<<<<<<
-> [Fafard:client:(2) 1.053783] [MatMult/INFO] >>>>>>>> Request sent to Tremblay:4000 <<<<<<<<
-> [Fafard:client:(2) 1.081662] [MatMult/INFO] >>>>>>>> Got answer from Tremblay:4000 (values are right) <<<<<<<<
-> [Fafard:client:(2) 1.081662] [gras/INFO] Exiting GRAS
-> [Tremblay:server:(1) 1.081662] [gras/INFO] Exiting GRAS
+> [Fafard:client:(2) 0.000000] [MatMult/INFO] Connected to Tremblay:4000.
+> [Fafard:client:(2) 0.000000] [MatMult/INFO] >>>>>>>> Connected to server which is on Tremblay:4000 <<<<<<<<
+> [Fafard:client:(2) 0.053783] [MatMult/INFO] >>>>>>>> Request sent to Tremblay:4000 <<<<<<<<
+> [Fafard:client:(2) 0.081662] [MatMult/INFO] >>>>>>>> Got answer from Tremblay:4000 (values are right) <<<<<<<<
+> [Fafard:client:(2) 0.081662] [gras/INFO] Exiting GRAS
+> [Tremblay:server:(1) 0.081662] [gras/INFO] Exiting GRAS
+